128462217

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2729}}^1$

素因数の和:2833

約数の個数: 32

約数和(自身を含む): 198132480

約数和(自身を除く): 69670263

約数列:

[1, 3, 13, 17, 39, 51, 71, 213, 221, 663, 923, 1207, 2729, 2769, 3621, 8187, 15691, 35477, 46393, 47073, 106431, 139179, 193759, 581277, 603109, 1809327, 2518867, 3293903, 7556601, 9881709, 42820739, 128462217]

約数ペア:

[(1, 128462217), (3, 42820739), (13, 9881709), (17, 7556601), (39, 3293903), (51, 2518867), (71, 1809327), (213, 603109), (221, 581277), (663, 193759), (923, 139179), (1207, 106431), (2729, 47073), (2769, 46393), (3621, 35477), (8187, 15691)]